Active Autowerke N63 Downpipe Exhaust Upgrade (11-035) 1839 Pro Spacers mount between the

Pro Spacers mount between the inner center of your wheel and the hub itself

Unique One-Piece High Quality Housing W/ Sight Window:

compliance bushings

350 and 4L60 with a lockup converter

6 Twin Turbo 2013 Cadillac CTS Engine: 5

Active Autowerke N63 Downpipe Exhaust Upgrade (11-035) 1839 Pro Spacers mount between theActive Autowerke presents our handmade Signature N63 Downpipes for the twin turbo V8 BMW, engineered to reduce exhaust back pressure and improve turbo spool response. Full 3" diameter piping throughout with minimal bends for reduced restrictions Constructed from durable 304 stainless steel for long lasting performance Designed to deliver quicker turbo spool and enhanced engine responsiveness Includes full downpipe exhaust support braces to reduce load